Which of the following statements about IPsec is true?
A. IPsec perform authentication but does not encrypt packets.
B. IPsec performs encryption but does not support authentication.
C. IPsec supports both encryption and authentication.
D. IPsec does not support either encryption or authentication.
Answer: C
Explanation: IPsec supports both encryption and authentication. It encapsulates an IP packet within another packet and then encrypts the result.
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